CN217512538U - Vertical roller machine lifting connection mechanism and vertical roller machine - Google Patents

Abstract

The utility model provides a vertical roller machine promotes coupling mechanism and vertical roller machine relates to rolling mill equipment technical field, and vertical roller machine promotes coupling mechanism and includes: the spline sleeve is movably arranged in the speed reducer gear in a penetrating mode, a first limiting piece is arranged on the spline sleeve, and the spline sleeve and the speed reducer gear form axial limiting through the first limiting piece; the buffer structure is arranged between the first limiting piece and the gear of the speed reducer; the lifting piece is arranged on one side of the spline sleeve; and the lifting structure is arranged between the spline sleeve and the lifting piece and comprises a first clamping piece arranged on the spline sleeve and a second clamping piece arranged on the lifting piece, and the first clamping piece and the second clamping piece are rotationally clamped. The utility model discloses a buffer structure can make the weight of parts such as spline housing, cardan shaft and flat headgear share on speed reducer gear and roll to avoid gravity to concentrate produced destruction effect, improved the life of vertical roller machine.

Description

Vertical roller machine lifting connection mechanism and vertical roller machine

Technical Field

The utility model relates to a rolling mill equipment technical field, in particular to vertical roller machine promotes coupling mechanism and vertical roller machine.

Background

In the prior art, a spline housing and a speed reducer gear are used on a vertical rolling mill for transmission matching. When the rolls on the vertical rolling mill are worn, the rolls need to be replaced. At the moment, the spline sleeve on the gear of the speed reducer is hoisted through the piston rod of the hydraulic cylinder, so that the universal spindle is driven to ascend, the universal spindle is unlocked with the roller spindle head of the rolling mill, and a new roller is convenient to replace. The weight of the universal spindle and the moving part of the spindle lifting device in the prior art is hung on the piston rod of the hydraulic cylinder through the thrust roller bearing, the bearing sleeve and the locking nut. Wherein, the thrust roller bearing inner circle is fixed at the tip of piston rod, and the thrust roller bearing probably transmits the rotation effect to the piston rod, and then drives the piston rod and rotate. When the piston rod rotates, the use reliability and the service life of the hydraulic cylinder can be reduced.

After the new roller is installed, the piston rod of the hydraulic cylinder needs to be controlled to descend, and the spline sleeve is reset. In the descending process of the spline housing, the spline housing top cover on the spline housing is easy to impact the speed reducer gear, so that the speed reducer gear is deformed, the matching precision of the spline grooves and the speed reducer gear is reduced, and the service life of the speed reducer gear is shortened; and after the spline housing resets, the gravity on the spline housing, the cardan shaft connected with the spline housing and the flat head sleeve can be completely transmitted to the roller, so that the roller is easily extruded, and the installation precision and the service life of the roller are influenced. When parts such as a hydraulic cylinder, a speed reducer gear or a roller are damaged, the vertical rolling mill needs to be stopped for maintenance, and the working efficiency of the vertical rolling mill is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defect of the prior art, the embodiment of the utility model provides a technical problem that will solve provides a vertical roller machine promotes coupling mechanism and vertical roller machine for improve vertical roller machine's use reliability.

The utility model discloses an above-mentioned purpose can adopt following technical scheme to realize, the utility model provides a vertical roller machine promotes coupling mechanism, include:

the spline sleeve is movably arranged in the speed reducer gear in a penetrating mode, a first limiting piece is arranged on the spline sleeve, and the spline sleeve and the speed reducer gear form axial limiting through the first limiting piece;

the buffer structure is arranged between the first limiting piece and the speed reducer gear;

the lifting piece is arranged on one side of the spline sleeve;

and the lifting structure is arranged between the spline sleeve and the lifting piece, the lifting structure comprises a first clamping piece arranged on the spline sleeve and a second clamping piece arranged on the lifting piece, and the first clamping piece and the second clamping piece are rotationally clamped mutually.

The utility model discloses an in a preferred embodiment, first locating part is including setting up the spline housing top cap of the one end of spline housing, the spline housing passes through the spline housing top cap with it is spacing that speed reducer gear forms the axial.

The utility model discloses an in a preferred embodiment, speed reducer gear towards the one end of spline housing top cap is equipped with the clamp plate, buffer structure sets up the clamp plate with between the spline housing top cap.

In a preferred embodiment of the present invention, the buffering structure includes an elastic buffer member disposed on the pressing plate.

The utility model discloses an in a preferred embodiment, elastic buffer establishes for the cover dish spring group on the spline housing, dish spring group with clamp plate looks butt.

The utility model discloses an in a preferred embodiment, buffer structure is still including setting up limit baffle on the clamp plate, limit baffle with the spline housing sets up relatively the both sides of dish spring group form to block spacingly.

The utility model discloses an in a preferred embodiment, the spline housing with be equipped with the adjustment backing plate between the spline housing top cap, the adjustment backing plate is used for adjusting the spline housing top cap with distance between the clamp plate height.

The utility model discloses an in a preferred embodiment, first joint spare is including wearing to establish intermediate sleeve on the spline housing, intermediate sleeve's both ends are equipped with respectively and play portion of lifting by crane and propelling movement portion, second joint spare is including rotationally setting up connecting piece in the intermediate sleeve, the connecting piece with the lifter is connected, follows intermediate sleeve's axial, lift portion with propelling movement portion sets up relatively the both sides of connecting piece form the axial spacing.

The utility model discloses an in a preferred embodiment, middle cover with the spline housing is connected through first detachable construction, first detachable construction is including setting up first spacing circular bead and the setting of the inner wall of spline housing are in stop part on the spline housing top cap, first spacing circular bead with the relative butt of stop part is in the both ends of middle cover form the axial spacingly.

The utility model discloses an in a preferred embodiment, the one end cover of middle cover is equipped with the upper cover and forms the portion of lifting by crane, the upper cover is equipped with the confession the through-hole that the lifter passed, the other end of middle cover is equipped with the formation along the side of inside bellied the propelling movement portion the lifter lifts by crane under the state of spline housing, the connecting piece with the upper cover counterbalance is leaned on.

In a preferred embodiment of the present invention, the connecting member is connected to the lifting member through a second detachable structure.

The utility model discloses an in a preferred embodiment, second detachable construction is including setting up spacing circular bead of second on the lifter and threaded connection are in lock nut on the lifter, the spacing circular bead of second with lock nut supports relatively and leans on it is spacing that the both ends of connecting piece form the axial.

In a preferred embodiment of the present invention, the connecting member includes a hanging plate fitted over the lifting member.

In a preferred embodiment of the present invention, the lifting member is a piston rod of the telescopic device.

The utility model also provides a vertical roller machine, including the roll and promote coupling mechanism as aforementioned vertical roller machine, the spline housing through the cardan shaft with the roll is connected with can transmitting, the roll with be connected through flat head cover detachably between the cardan shaft.

The technical scheme of the utility model following beneficial effect that is showing has:

when the lifting connecting mechanism of the vertical roller machine is used, the spline housing and the speed reducer gear can be in sliding fit to form a sliding pair; when the roller needs to be replaced, the lifting piece is used for lifting the spline sleeve to drive the universal shaft to be separated from the roller, so that the roller is convenient to replace; after the roller is replaced, the lifting piece is used for lowering the spline housing to enable the universal shaft to be connected with a new roller for transmission.

In the utility model, the spline housing is provided with the first limiting part, and the first limiting part can form axial limiting with the speed reducer gear, so as to prevent the spline housing from separating from the speed reducer gear; a buffer structure is arranged between the first limiting part and the speed reducer gear, and the first limiting part and the speed reducer gear can be prevented from colliding through the buffer structure; the first limiting part and the parts such as the spline sleeve, the universal shaft and the flat head sleeve which are connected with the first limiting part can be supported through the buffer structure, and the supporting force on the buffer structure can be reacted on the speed reducer gear, so that the gravity action can be shared by the speed reducer gear, and the weight of the parts such as the spline sleeve and the universal shaft is prevented from being completely acted on the roller; by reasonably adjusting the buffer structure, the weight of the spline sleeve, the universal shaft, the flat head sleeve and other parts can be reasonably distributed on the speed reducer gear and the roller, thereby avoiding the extrusion damage caused by gravity concentration and improving the use reliability of the vertical roller machine.

Furthermore, in order to prevent the spline sleeve from transmitting rotation to the lifting piece in the transmission process, a lifting structure is arranged between the spline sleeve and the lifting piece, a first clamping piece is arranged on the spline sleeve, a second clamping piece is arranged on the lifting piece, and the first clamping piece and the second clamping piece are rotatably clamped with each other, so that the spline sleeve cannot transmit rotation to the lifting piece when rotating, the lifting piece is prevented from being influenced by the rotation motion, and the use reliability of the lifting piece is improved; and when first joint spare and second joint spare were blocked joint mutually, the cardan shaft that the lifter can promote the spline housing and meet with the spline housing to make flat headgear and old roll unblock, be convenient for change the roll.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for helping the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. Those skilled in the art with the benefit of the teachings of this invention can select various possible shapes and proportional dimensions to implement the invention depending on the specific situation.

FIG. 1 is a schematic view of an installation structure of the lifting connection mechanism of the vertical roller machine;

FIG. 2 is a schematic cross-sectional structural view of the spline housing in a roll change state;

FIG. 3 is a schematic cross-sectional structural view of the spline housing in an operating condition;

fig. 4 is a sectional view of the flat head cover mounting structure.

Reference numerals of the above figures:

1. a reducer gear; 11. pressing a plate;

2. a spline housing; 21. a first limit piece; 211. a spline housing top cover; 22. adjusting the base plate;

3. a buffer structure; 31. an elastic buffer member; 311. a disc spring set; 32. a limiting baffle;

4. a lifting member; 41. a piston rod;

5. a hoisting structure; 51. a first clip member; 511. a middle sleeve; 512. a lifting part; 513. a pushing section; 52. a second clip member; 521. a connecting member;

6. a first detachable structure; 61. a first limit shoulder; 62. a blocking portion;

7. a second detachable structure; 71. a second limiting shoulder; 72. locking the nut;

8. a cardan shaft; 81. a flat head sleeve;

9. and (4) rolling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention provides a vertical roller lifting connection mechanism, including: the spline housing 2 is movably arranged in the speed reducer gear 1 in a penetrating manner, a first limiting piece 21 is arranged on the spline housing 2, and the spline housing 2 and the speed reducer gear 1 form axial limiting through the first limiting piece 21; the buffer structure 3 is arranged between the first limiting part 21 and the speed reducer gear 1; the lifting piece 4 is arranged on one side of the spline housing 2; and the lifting structure 5 is arranged between the spline housing 2 and the lifting piece 4, the lifting structure 5 comprises a first clamping piece 51 arranged on the spline housing 2 and a second clamping piece 52 arranged on the lifting piece 4, and the first clamping piece 51 and the second clamping piece 52 are rotationally clamped.

On the whole, when the utility model is used, the spline housing 2 and the reducer gear 1 can be matched in a sliding way to form a sliding pair; when the roller 9 needs to be replaced, the lifting piece 4 is needed to lift the spline housing 2 so as to drive the universal shaft 8 to be separated from the roller 9, so that the roller 9 is convenient to replace; after the roller 9 is replaced, the lifting piece 4 is used for lowering the spline housing 2 so that the universal shaft 8 is connected with a new roller 9 for transmission. Wherein, each roller 9 can be correspondingly provided with one vertical roller machine lifting connecting mechanism so as to be convenient for replacing the roller 9.

The first limiting part 21 can be prevented from colliding with the reducer gear 1 through the buffer structure 3; and can also support first locating part 21 and the parts such as spline housing 2, cardan shaft 8 and the flat head cover 81 that link to each other with first locating part 21 through buffer structure 3, the holding power on buffer structure 3 can the reaction on speed reducer gear 1 to can share the action of gravity through speed reducer gear 1, avoid the whole effects of weight on roll 9 of parts such as spline housing 2, cardan shaft 8. By reasonably adjusting the buffer structure 3, the weight of the spline housing 2, the universal shaft 8, the flat head housing 81 and other parts can be reasonably distributed on the speed reducer gear 1 and the roller 9, so that the phenomenon that gravity is concentrated on the roller 9 to generate extrusion damage is avoided, and the use reliability of the vertical roller machine is improved.

And first joint 51 and second joint 52 rotationally mutually the joint for spline housing 2 can not transmit the rotation for lifting member 4 when rotating, thereby has avoided rotational motion to influence lifting member 4's use. And when first joint 51 and second joint 52 are in the joint, lift 4 can promote spline housing 2 and cardan shaft 8 that meets with spline housing 2 to make flat headgear 81 and old roll 9 unblock, be convenient for change roll 9.

In this embodiment, referring to fig. 2 and 3, the first limiting member 21 includes a spline housing top cover 211 disposed at one end of the spline housing 2, and the spline housing 2 forms an axial limiting with the reduction gear 1 through the spline housing top cover 211.

Wherein, spline housing top cap 211 meets with the top of spline housing 2 to in order to facilitate the installation spline housing top cap 211, can be connected spline housing top cap 211 and spline housing 2 adoption bolt, and then be convenient for install and dismantle spline housing top cap 211. Specifically, the spline housing top cover 211 may be arranged in a tapered shape, so that part of the spline housing top cover 211 is arranged right above the speed reducer gear 1 to form a blocking limit. Of course, the designer can also adjust the shape of the spline housing top cover 211 as desired, without limitation.

In this embodiment, a pressing plate 11 is disposed at one end of the speed reducer gear 1 facing the spline housing top cover 211, and the buffer structure 3 is disposed between the pressing plate 11 and the spline housing top cover 211.

Through set up clamp plate 11 on speed reducer gear 1, can avoid buffer structure 3's reaction force direct action on speed reducer gear 1, clamp plate 11 can play the guard action to speed reducer gear 1. Specifically, the pressing plate 11 may be connected to the top end of the speed reducer gear 1, and in order to facilitate replacement of the pressing plate 11, the pressing plate 11 may be connected to the speed reducer gear 1 by bolts. Wherein the designer may determine the thickness and material of the pressing plate 11 according to the requirement, which is not limited herein.

In the present embodiment, the buffer structure 3 includes an elastic buffer 31 disposed on the pressure plate 11.

Specifically, the elastic buffer member 31 is a disc spring set 311 sleeved on the spline housing 2, and the disc spring set 311 abuts against the pressing plate 11.

Through setting up dish spring group 311 between clamp plate 11 and spline housing top cap 211, when lifter 4 drove spline housing 2 elevating movement, spline housing top cap 211 and spline housing 2 follow-up, and then when spline housing 2 whereabouts, spline housing top cap 211 can the butt on dish spring group 311, utilizes dish spring group 311 to produce buffering and supporting role.

Furthermore, the disc spring set 311 can also support the spline housing top cover 211 and the spline housing 2, the universal shaft 8, the flat head housing 81 and the like connected with the spline housing top cover 211. The supporting force on the disc spring set 311 reacts on the speed reducer gear 1 and is transmitted to the tapered roller bearing connected with the speed reducer gear 1, so that the effect of sharing gravity can be achieved, the phenomenon that the gravity of the parts such as the spline housing 2, the universal shaft 8 and the flat head housing 81 is concentrated on the roller 9 to generate the extrusion damage effect is avoided, the installation accuracy of the roller 9 can be improved, and the service life of the roller can be prolonged.

In this embodiment, the buffering structure 3 further includes a limiting baffle 32 disposed on the pressure plate 11, and the limiting baffle 32 is disposed opposite to the spline housing 2 on two sides of the disc spring set 311 to form a blocking limit.

Can play the effect of spacing dish spring group 311 with spline housing 2 cooperation through limit baffle 32, and can prevent dish spring group 311 drunkenness and influence buffering effect through setting up limit baffle 32. Wherein, the limit baffle 32 can be arranged on the pressure plate 11 in a cylinder shape. The designer can adjust the diameter size of the limit baffle 32, so that the spline housing top cover 211 can movably enter the limit baffle 32, and the spline housing top cover 211 is prevented from colliding with the limit baffle 32.

In this embodiment, an adjusting shim plate 22 is arranged between the spline housing 2 and the spline housing top cover 211, and the adjusting shim plate 22 is used for adjusting the height distance between the spline housing top cover 211 and the pressing plate 11.

The user can also adjust the setting height of the adjusting backing plate 22 to change the gravity of the spline housing 2, the universal shaft 8, the flat head housing 81 and other components sharing on the reducer gear 1. Under the condition that the disc spring group 311 is fixed, a designer can pre-store the mathematical correspondence between the height of the adjusting shim plate 22 and the gravity of the spline housing 2, the universal shaft 8, the flat head housing 81 and other components sharing the speed reducer gear 1. When the gravity distribution proportion between the speed reducer gear 1 and the roller 9 needs to be adjusted, a designer can quickly adjust the thickness of the adjusting backing plate 22 according to the mathematical correspondence, so that the gravity of the parts such as the spline sleeve 2, the universal shaft 8, the flat head sleeve 81 and the like is reasonably distributed on the speed reducer gear 1 and the roller 9, the speed reducer gear 1 or the roller 9 is prevented from being extruded and damaged due to gravity concentration, and the service life of the vertical roller machine is prolonged.

In this embodiment, the first clamping member 51 includes a middle sleeve 511 inserted through the spline sleeve 2, two ends of the middle sleeve 511 are respectively provided with a lifting portion 512 and a pushing portion 513, the second clamping member 52 includes a connecting member 521 rotatably disposed in the middle sleeve 511, the connecting member 521 is connected to the lifting member 4, and the lifting portion 512 and the pushing portion 513 are disposed on two sides of the connecting member 521 relatively along the axial direction of the middle sleeve 511 to form axial position limitation.

Specifically, the intermediate sleeve 511 may be fitted over the top end of the spline housing 2. The middle sleeve 511 may be hollow, and the front end of the lifting member 4 movably penetrates through the middle sleeve 511. The lifting part 512 and the pushing part 513 can be respectively arranged at the top end and the bottom end of the middle sleeve 511 for forming axial limit.

Further, the middle sleeve 511 and the spline sleeve 2 are connected through a first detachable structure 6, the first detachable structure 6 includes a first limiting shoulder 61 arranged on the inner wall of the spline sleeve 2 and a blocking portion 62 arranged on the spline sleeve top cover 211, and the first limiting shoulder 61 and the blocking portion 62 are abutted against two ends of the middle sleeve 511 relatively to form an axial limiting.

The middle sleeve 511 may be directly clamped in the first limiting shoulder 61, or the middle sleeve 511 may also be clamped with the first limiting shoulder 61 through the limiting shoulder, which is not limited herein. The middle sleeve 511 can be clamped in the spline sleeve 2 through the first limiting shoulder 61 and the blocking part 62 on the spline sleeve top cover 211, so that the middle sleeve 511 is fixed on the spline sleeve 2. Further, the intermediate sleeve 511 may be removed for repair or replacement by removing the splined sleeve top cover 211.

In this embodiment, one end of the middle sleeve 511 is covered with an upper cover to form the lifting part 512, the upper cover is provided with a through hole for the lifting piece 4 to pass through, the other end of the middle sleeve 511 is provided with an inward protruding side edge to form the pushing part 513, and the connecting piece 521 abuts against the upper cover in a state that the lifting piece 4 lifts the spline housing 2.

Specifically, the upper cover is connected with the top end of the middle sleeve 511 to form a lifting part 512, and the bottom end of the middle sleeve 511 is provided with a convex side edge inwards to form a pushing part 513. The upper cover may be detachably coupled to the intermediate sleeve 511 to facilitate the opening of the upper cover to dispose the coupling member 521 in the intermediate sleeve 511. Of course, the designer may also provide the cover bodies at both ends of the middle sleeve 511 to form the lifting part 512 and the pushing part 513, which is not limited herein.

In this embodiment, the connecting member 521 is connected to the lifting member 4 through a second detachable structure 7. The second detachable structure 7 facilitates the detachment of the connecting member 521 from the lifting member 4, so that the connecting member 521 does not affect the daily maintenance and repair work of the lifting member 4.

Specifically, the second detachable structure 7 includes a second limit shoulder 71 disposed on the lifting member 4, and a lock nut 72 screwed on the lifting member 4, where the second limit shoulder 71 and the lock nut 72 abut against two ends of the connecting member 521 relatively to form an axial limit.

Of course, the designer may also use other detachable structures between the lifting member 4 and the connecting member 521, such as directly screwing the connecting member 521 onto the lifting member 4, or clipping the connecting member 521 onto the lifting member 4, which is not limited herein.

Of course, the designer can also fix the connecting member 521 to the lifting member 4 without limitation.

In this embodiment, the connecting member 521 includes a hanging plate sleeved on the lifting member 4. During the use, when lifting member 4 promoted spline housing 2, lifting member 4 drove the hanger plate butt on the upper cover, and then utilized the upper cover to carry out the transmission and drive spline housing 2 and with the cardan shaft 8 and the flat head cover 81 that spline housing 2 meets rise, form the roll change state.

When the lifting piece 4 puts down the spline housing 2, the upper cover abuts against the hanging plate and descends along with the hanging plate, and then the spline housing 2, the universal shaft 8 connected with the spline housing 2 and the flat head housing 81 descend and reset along with the lifting piece 4 under the action of gravity to form a working state. In the operating state, the hanger plate is held in the middle of the intermediate sleeve 511 so that the lifter 4 does not rotate with the intermediate sleeve 511.

When the lifting piece 4 is used for lowering the spline housing 2, and the spline housing 2 is clamped, the lifting piece 4 can drive the hanging plate to continuously descend, so that the hanging plate is abutted against the pushing part 513 of the middle housing 511, the pushing part 513 is pushed by the hanging plate, the spline housing 2 overcomes resistance and moves downwards, and the resetting process of the spline housing 2 is completed.

The shape of the hanger plate may be determined by a designer as required, for example, the hanger plate is configured in a rectangular plate shape, which is not limited herein.

In this embodiment, the lifting member 4 is a piston rod 41 of a telescopic device.

Wherein, the lifting piece 4 can be driven by a hydraulic oil cylinder. Specifically, the piston rod 41 may be vertically disposed, and the lower end of the piston rod 41 is connected to the hanger plate. Of course, the designer may use other devices instead of the hydraulic cylinder, such as a cylinder or a slide rail, without limitation.

The utility model provides a vertical roller machine, cooperation refer to figure 4, including roll 9 and promote coupling mechanism as aforementioned vertical roller machine, spline housing 2 through the cardan shaft 8 with roll 9 can be connected with driving, roll 9 with be connected through flat headgear 81 detachably between the cardan shaft 8.

The specific structure, working principle and beneficial effects of the lifting connection mechanism of the vertical roller machine are the same as those in the previous embodiment, and are not repeated herein. This vertical roller machine promotes coupling mechanism through the application vertical roller machine and can avoid spline housing 2 and speed reducer gear 1 to bump, and can share the gravity of spline housing 2 and cardan shaft 8 and flat head cover 81 on speed reducer gear 1, and then has improved vertical roller machine's use reliability. And through the hoisting structure 5 that sets up between lifting member 4 and spline housing 2, can prevent that spline housing 2 from driving lifting member 4 and taking place to rotate, further improved lifting member 4's life.

All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional. A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (15)

1. The utility model provides a vertical roller machine promotes coupling mechanism which characterized in that includes:

the spline sleeve is movably arranged in the speed reducer gear in a penetrating mode, a first limiting piece is arranged on the spline sleeve, and the spline sleeve and the speed reducer gear form axial limiting through the first limiting piece;

the buffer structure is arranged between the first limiting piece and the speed reducer gear;

the lifting piece is arranged on one side of the spline sleeve;

and the lifting structure is arranged between the spline sleeve and the lifting piece, the lifting structure comprises a first clamping piece arranged on the spline sleeve and a second clamping piece arranged on the lifting piece, and the first clamping piece and the second clamping piece are rotationally clamped mutually.

2. The vertical roller lifting coupling as claimed in claim 1, wherein the first stop comprises a spline housing top cover disposed at one end of the spline housing, the spline housing forming an axial stop with the reducer gear via the spline housing top cover.

3. The vertical roller lifting connection as claimed in claim 2, wherein a pressure plate is provided at an end of the reducer gear facing the spline housing top cover, and the buffer structure is provided between the pressure plate and the spline housing top cover.

4. The vertical roll machine lifting link of claim 3 wherein said cushioning structure comprises a resilient cushion disposed on said platen.

5. The vertical roller lifting linkage as recited in claim 4, wherein said elastomeric damper is a disc spring pack fitted over said spline housing, said disc spring pack abutting said pressure plate.

6. The vertical roller lifting connection of claim 5, wherein the buffer structure further comprises a limit stop plate disposed on the pressure plate, the limit stop plate being disposed opposite the spline housing on both sides of the disc spring set to form a stop limit.

7. The vertical roller lifting coupling as claimed in claim 3, wherein an adjusting shim plate is provided between the spline housing and the spline housing top cover for adjusting the height distance between the spline housing top cover and the pressure plate.

8. The vertical roller lifting connection mechanism as claimed in claim 2, wherein the first clamping member comprises an intermediate sleeve passing through the spline sleeve, the intermediate sleeve is provided at two ends thereof with a lifting portion and a pushing portion, respectively, the second clamping member comprises a connecting member rotatably disposed in the intermediate sleeve, the connecting member is connected to the lifting member, and the lifting portion and the pushing portion are disposed opposite to each other on two sides of the connecting member along an axial direction of the intermediate sleeve to form an axial limit.

9. The vertical roller lifting connection of claim 8, wherein the intermediate sleeve and the splined sleeve are connected by a first detachable structure, the first detachable structure comprises a first stop shoulder disposed on an inner wall of the splined sleeve and a stop portion disposed on a top cover of the splined sleeve, and the first stop shoulder and the stop portion abut against each other at two ends of the intermediate sleeve to form an axial stop.

10. The vertical roller lifting connection mechanism as claimed in claim 8, wherein one end of the intermediate sleeve is covered with an upper cover forming the lifting portion, the upper cover is provided with a through hole for the lifting member to pass through, the other end of the intermediate sleeve is provided with an inwardly protruding side edge forming the pushing portion, and the connecting member abuts against the upper cover in a state where the lifting member lifts the spline housing.

11. The vertical roll machine lifting attachment of claim 10, wherein the attachment member is connected to the lifting member by a second detachable structure.

12. The vertical roller lifting connection as claimed in claim 11, wherein the second detachable structure comprises a second limit shoulder provided on the lifting member and a lock nut screwed on the lifting member, the second limit shoulder and the lock nut abutting against both ends of the connecting member to form an axial limit.

13. The vertical roller machine lifting coupling of claim 12, wherein the coupling member comprises a hanger plate that fits over the lifting member.

14. The vertical roller lifting linkage as recited in claim 12, wherein the lifting member is a piston rod of a telescoping device.

15. A vertical roller machine comprising a roller and a vertical roller machine lifting link as claimed in any one of claims 1 to 14, a splined sleeve drivingly connected to said roller by a cardan shaft, said roller being detachably connected to said cardan shaft by a spaded head sleeve.

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